一、股票交易异常波动的具体情况 河南四方达超硬材料股份有限公司（以下简称"公司"或"本公司"）的股票交 易连续3个交易（2025年11月7日、2025年11月10日、2025年11月11日）收盘价格 涨幅偏离值累计达到30%，根据《深圳证券交易所交易规则》等有关规定，属于 股票交易异常波动的情况。 二、公司关注并核实情况说明 针对公司股票交易异常波动，公司董事会对公司、公司控股股东及实际控制 人就相关事项进行了核实，现就有关事项说明如下： 1、公司前期披露的信息不存在需要更正、补充之处； 2、公司未发现近期公共媒体报道了可能或已经对本公司股票交易价格产生 较大影响的未公开重大信息； 3、目前公司经营情况及内外部经营环境未发生或预计将要发生重大变化； 证券代码：300179 证券简称：四方达 公告编号：2025-063 河南四方达超硬材料股份有限公司 股票交易异常波动公告 本公司及董事会全体成员保证信息披露的内容真实、准确、完整，没有虚假 记载、误导性陈述或重大遗漏。 第 1页 共 2页 上市规则》等有关规定应予以披露而未披露的事项或与该事项有关的筹划、商谈、 意向、协议等；董事会也未获悉本公司有根据《深圳证券 ...

Market Overview - A-share market closed with a total of 82 stocks hitting the daily limit, with 67 stocks after excluding 15 ST stocks, resulting in a limit-up rate of 70.09% [1] Stock Performance - Victory Shares had the highest limit-up order volume at 597,800 hands, followed by Xiexin Integrated, Conch New Materials, and Sanmu Group with order volumes of 567,600 hands, 305,800 hands, and 267,100 hands respectively [2] - ST Zhongdi achieved 18 consecutive limit-ups, while Moen Electric had 6 consecutive limit-ups, and several other stocks had multiple consecutive limit-ups [2] Sector Highlights Photovoltaic Sector - Key stocks that hit the limit include Guosheng Technology, Sanfu Shares, Jincheng Shares, Tuori New Energy, and Zhongli Group [3] - Guosheng Technology focuses on EPC business for photovoltaic power stations through bidding and strategic partnerships with large energy groups [3] - Sanfu Shares produces trichlorosilane, a key material for the photovoltaic industry, which is essential for manufacturing solar cells and modules [3] - Jincheng Shares is developing high-efficiency photovoltaic cell equipment, focusing on HJT and PERTOP technologies [3] Superhard Materials Sector - Stocks that hit the limit include Huanghe Xuanfeng, Sifangda, and Hengsheng Energy [4] - Huanghe Xuanfeng is expanding its production capacity and researching applications of diamond materials in various fields [4] - Sifangda benefits from rising tungsten prices, enhancing the competitiveness of its polycrystalline diamond composite products [4] - Hengsheng Energy is focused on diamond research and is expanding its production capacity, aiming for an annual output of 600,000 carats by the end of 2025 [4] Pharmaceutical Sector - Stocks that hit the limit include Renmin Tongtai, Jindike, Hefuchina, Te Yi Pharmaceutical, and Tailong Pharmaceutical [5] - Renmin Tongtai aims to establish a comprehensive healthcare service platform in Heilongjiang Province [6] - Jindike's R&D expenses increased due to the Phase III clinical trial of a quadrivalent influenza vaccine for children [6] - Hefuchina is investing in a digital medical audio-visual integration solution for surgical rooms [6] Institutional Activity - Institutions net bought over 100 million yuan in Sifangda, with other notable net purchases in Juhua Technology and Shangwei New Materials [7] - Specific institutional net purchases included 110 million yuan in Sifangda and 95 million yuan in Shengkong Shares [7]

Group 1 - The total trading volume of Shanghai and Shenzhen Stock Connect today reached 223.368 billion, with Cambricon and Sungrow Power ranking first in trading volume for Shanghai and Shenzhen respectively [1] - The banking sector saw the highest net inflow of funds among various sectors [6][8] Group 2 - The total trading amount for Shanghai Stock Connect was 103.781 billion, while Shenzhen Stock Connect was 119.586 billion [3] - The top ten stocks by trading volume in Shanghai included Cambricon at 1.505 billion and Sungrow Power in Shenzhen at 3.272 billion [4][5] Group 3 - The Defense ETF (512670) experienced a significant increase in trading volume, up 156% compared to the previous trading day [2][15] - The top ten ETFs by trading volume included the Hong Kong Securities ETF at 7.7197 billion and the Gold ETF at 7.5188 billion [14] Group 4 - The top stocks with the highest net inflow of funds included Fulongma at 734 million and Fangda Carbon at 562 million [10] - The stocks with the highest net outflow included Dingfu Lian at -1.571 billion and TBEA at -1.427 billion [11] Group 5 - The banking sector led in net inflow with 8.02 billion, while the electronics sector had the highest net outflow at -137.64 billion [7][9] - The sectors with the highest gains included cultivated diamonds, dairy, and photovoltaic equipment, while Hainan, software development, and CPO sectors saw declines [6]

Core Viewpoint - The trading volume of the Shanghai and Shenzhen Stock Connect reached a total of 223.368 billion, with Cambricon and Sungrow Power leading in individual stock trading volume [1][2] Trading Volume Summary - The total trading amount for Shanghai Stock Connect was 103.781 billion, while Shenzhen Stock Connect was 119.586 billion [2] Top Trading Stocks - In the Shanghai Stock Connect, Cambricon (688256) had a trading volume of 1.505 billion, followed by Industrial Fulian (601138) at 1.202 billion [3] - In the Shenzhen Stock Connect, Sungrow Power (300274) led with a trading volume of 3.272 billion, followed by Zhongji Xuchuang (300308) at 2.988 billion [3] Sector Performance - The banking sector saw the highest net inflow of funds at 0.802 billion, while the electronic sector experienced the largest net outflow [4][6] ETF Trading Summary - The top ETF by trading volume was the Hong Kong Securities ETF (513090) with 7.7197 billion, followed by the Gold ETF (518880) at 7.5188 billion [9][10] - The National Defense ETF (512670) saw a significant increase in trading volume, up 156% compared to the previous trading day [11] Futures Positioning - In the futures market, both long and short positions decreased across major contracts, with the IF contract seeing a larger reduction in short positions [12] Active Stocks on the Dragon and Tiger List - Four-way Reach (300179) experienced a 20% increase, with three institutions buying 113 million [13] - Industrial Fulian (601138) had the highest net outflow of 1.571 billion [8] Institutional and Retail Investor Activity - One prominent retail investor seat bought 69.96 million of Four-way Reach, while Daway Co. and Happy Home were sold off by the same seat for 118 million and 116 million respectively [15][16]

Core Insights - On November 11, a total of 44 stocks were identified with institutional activity, with 26 showing net buying and 18 showing net selling [2] - The top three stocks with the highest net buying by institutions were Sanxiang New Materials, China Duty Free Group, and Sifangda, with net buying amounts of 655 million, 517 million, and 138 million respectively [2][3] - The top three stocks with the highest net selling by institutions were Fangyuan Co., Guocheng Mining, and Dawi Co., with net selling amounts of 96.61 million, 85.74 million, and 76.30 million respectively [2][4] Institutional Buying Summary - Sanxiang New Materials had a price increase of 10.01% with a net buying amount of 65.46 million [3] - China Duty Free Group saw a price increase of 4.19% with a net buying amount of 51.68 million [3] - Sifangda experienced a significant price increase of 19.99% with a net buying amount of 13.82 million [3] Institutional Selling Summary - Fangyuan Co. had a price increase of 19.65% but faced a net selling amount of 96.61 million [4] - Guocheng Mining had a price increase of 9.99% with a net selling amount of 85.74 million [4] - Dawi Co. experienced a price decrease of 3.02% with a net selling amount of 76.30 million [4]

Group 1: Institutional Trading Insights - On the institutional trading leaderboard, 36 stocks were listed, with 21 experiencing net buying and 15 facing net selling [1] - The top three stocks with the highest net buying by institutions were: Sanxiang New Materials (6.55 billion), China Duty Free Group (5.17 billion), and Sifangda (1.41 billion) [1] Group 2: Sanxiang New Materials - Sanxiang New Materials saw a net purchase of 6.55 billion from one institution [2] - The company is currently supplying zirconium-based halide materials in small batches to downstream battery enterprises [2] Group 3: Diamond Industry - The diamond industry is highlighted for its stable quality and comprehensive product range, particularly in superhard materials manufacturing [2] - Diamonds are becoming a new semiconductor material due to their superior hardness, high-temperature resistance, and excellent thermal conductivity, with applications in high-power and high-frequency electronic devices [2] - The Pacific Securities report suggests that advancements in diamond cooling solutions could reshape the global competition landscape in cooling technology, with China being the largest producer of synthetic diamonds [3] Group 4: Lithium Battery Sector - The company is involved in the research, production, and application of lithium battery electrolyte and additive materials [5] - The main products in the new energy materials sector include ethylene carbonate (EC) and dimethyl carbonate (DMC), primarily used in lithium battery electrolytes [5] - The lithium battery industry is experiencing a favorable supply-demand balance, with significant price increases expected due to rising demand and limited supply expansion [5]

具体来看，今日上榜的营业部中，共有4家机构专用席位现身，即买二、买三、买五、卖二、卖四，合 计买入金额1.63亿元，卖出金额5311.27万元，合计净买入1.10亿元。 资金流向方面，今日该股主力资金净流入3.01亿元，其中，特大单净流入3.62亿元，大单资金净流出 6138.13万元。近5日主力资金净流入3.37亿元。 四方达今日涨停，全天换手率22.42%，成交额14.82亿元，振幅19.29%。龙虎榜数据显示，机构净买入 1.10亿元，营业部席位合计净买入5337.31万元。 深交所公开信息显示，当日该股因日收盘价涨幅达20.00%上榜，机构专用席位净买入1.10亿元。 证券时报·数据宝统计显示，上榜的前五大买卖营业部合计成交3.81亿元，其中，买入成交额为2.72亿 元，卖出成交额为1.09亿元，合计净买入1.63亿元。 四方达11月11日交易公开信息 | 买/卖 | 会员营业部名称 | 买入金额（万元） | 卖出金额（万元） | | --- | --- | --- | --- | | 买一 | 国泰海通证券股份有限公司上海静安区新闸路证券营业部 | 6996.01 | 0.00 | | 买二 | 机 ...

格隆汇11月11日｜四方达今日20cm涨停，成交额14.82亿元，换手率22.42%，盘后龙虎榜数据显示，3家 机构专用席位净买入1.13亿元，有1家机构专用席位净卖出340.82万元。 ...

Group 1 - The cultivated diamond concept has seen a significant increase of 6.08%, ranking first among concept sectors, with 16 stocks rising, including Sifangda which hit the daily limit of 20% [1] - Notable stocks in the cultivated diamond sector include Huanghai Xuanfeng, which rose by 17.95%, Huifeng Diamond by 16.16%, and Liliang Diamond by 10.30% [1] - The sector attracted a net inflow of 899 million yuan from main funds, with 10 stocks receiving net inflows, and 5 stocks exceeding 50 million yuan in net inflow [2] Group 2 - The top three stocks by net inflow are Huanghai Xuanfeng with 315 million yuan, Sifangda with 301 million yuan, and Guojijinggong with 113 million yuan [2] - The net inflow ratios for Huanghai Xuanfeng, Sifangda, and Guojijinggong are 21.94%, 20.28%, and 10.91% respectively [3] - The trading volume and turnover rates for key stocks in the cultivated diamond sector indicate strong investor interest, with Sifangda showing a turnover rate of 22.42% [3][4]

Group 1: Market Overview - The A-share market opened high but closed lower, with the Shanghai Composite Index continuing to fluctuate around the 4000-point mark, while the Shenzhen Component, ChiNext, and other indices fell over 1% [1][3] - The market turnover slightly decreased to 2.01 trillion yuan, indicating a reduction in trading activity [1] Group 2: Sector Performance - The cultivated diamond, new energy, forestry, and plastics sectors saw significant gains, while consumer electronics, communication equipment, aerospace, and diversified finance sectors experienced notable declines [3] - The cultivated diamond sector index surged nearly 6%, reaching a historical high, with a cumulative increase of over 215% since the "9.24" market rally last year, outperforming other popular sectors like chips and AI [6] Group 3: Capital Flow - Major capital inflows were observed in basic chemicals (over 7.1 billion yuan), pharmaceuticals (over 3 billion yuan), and several other sectors, while electronics and computing saw significant outflows (over 8.9 billion yuan and over 5 billion yuan, respectively) [5] - The market is expected to maintain high-level fluctuations, with a shift from extreme differentiation to a more balanced style, favoring large-cap stocks [5] Group 4: New Energy Sector - The new energy industry chain showed strong performance, particularly in photovoltaic sectors, with the perovskite battery concept being notably active, marking its fifth consecutive day of gains and reaching a two-and-a-half-year high [10][12] - The National Development and Reform Commission and the National Energy Administration released guidelines to enhance the adaptability of new power systems by 2030, aiming to meet the annual demand for the reasonable consumption of over 200 million kilowatts of new energy [12] Group 5: Diamond Cooling Market - The diamond cooling market is projected to grow dramatically from $0.37 million in 2025 to $15.2 billion by 2030, indicating explosive growth potential [9] - Diamond's thermal conductivity is significantly higher than that of copper and silver, making it a promising material for high-performance cooling solutions in advanced technology applications [9]